A daily dose of unique art, culture and technology from around the world.

Hank Green explains the thermodynamics that cause tongues to stick to flagpoles in the winter in a recent episode of SciShow. It’s the saliva on the tongue that freezes when it comes into contact with materials like metal that are good thermal conductors.

In the episode, Green also discourages viewers from licking things regardless of the season.

Smart Rope is a connected jump rope created by New York City startup Tangram that features embedded LED lights that display a user’s jump data in their line of vision. The rope also communicates wirelessly with mobile devices, keeping track of data like jump count and calories burned. That information can also be shared via social network. The project is currently seeking funding on Kickstarter.

A recent lesson by TED-Ed explains how scientists think complex cells evolved. The animation explains how early single-celled life absorbed other cells and gained new advantages. This led to more complex life and the cell structures we still see today.

Bento is a new iOS app by developer Bento Technology that offers deliveries of customized bento boxes containing assorted Asian dishes. The service, which is currently only available in San Francisco, offers a rotating selection of food from different Asian countries for delivery Monday through Thursday.

Mahou Shojo is a two-player card game by DeerFox Games about magical girls battling each other. The goal of the game is to transform Alter Egos into Magical Girls in order to defeat opponents while also trying to prevent others from transforming. The folks behind the game are currently raising funds to produce it via a Kickstarter campaign.

Two players face off against each other in sparkling combat in order to defeat the other and capture their gems so that their rival cannot transform. Decks span from a number of themes including Nightmares, Daydreams, Sweets, Flowers, the Constellations, and even the Internet. Playtime is under 20 minutes, which is more than enough time to show your rivals what true (sparkling) pain is.

The Insight is a new wearable electronic headset created by San Francisco bioinformatics startup Emotiv that is designed to track user brainwaves with several sensors, translating them into measurable data that can be viewed on a mobile device.

For the first time we can quantify and measure your brain’s performance with cutting-edge wearable tech. Emotiv Insight measures and tracks your Attention, Focus, Engagement, Interest, Excitement, Affinity, Relaxation and Stress levels.

Since the Vulcan harp was introduced by artist and visionary Wah Ming Chang more than 40 years ago, it has evolved considerably, along with the technology involved with its manufacture. It is acoustic, electroacoustic and electronic (it is the electronic component that permits such things as the playing of complex harmonies, glide pitch shifts, etc.).